#include<stack>
#include<iostream>
#include<deque>
#include<string>
#include<vector>
#include<queue>
using namespace std;
int main()
{			
	queue<int> queue1;
	queue1.push(1);
	queue1.push(2);
	queue1.push(3);
	queue1.push(4);
	queue1.push(5);


	vector<int> vector1{ 1,2,3,4,5,6 };
	queue<int, vector<int>> queue2(vector1);
	queue2.push(7);
	queue1.swap(queue2);
	queue<int> queue3;
	queue3.push(6);
	queue3.swap(queue1);








	return 0;
}